Meet the Doctors

Sylvia Culver, DDS, P.C.


After graduating from Texas A&I University, Dr. Sylvia Culver attended The University of Texas Dental Branch at Houston where she earned her DDS degree. She has been practicing in Houston for over 25 years, and Dr. Culver has been serving the communities and families with exceptional dental care and customer service. She has completed extensive training in implants, fixed and removable prosthetics, and veneers.

Dr. Culver has been married to her college sweetheart and they have two daughters. One recently graduated college at Texas A&M University, while the other recently graduated from the University of Texas School of Dentistry. Dr. Culver loves outdoor activities such as tennis, jogging, racquetball, water skiing, and the beach. When she is not outdoors, Dr. Culver enjoys volunteering her time and experience at the Interfaith Dental Clinic. Overall, she loves, and is committed to, her work and family. 


Katrina Culver, DDS

Dr. Katrina Culver graduated with honors from Texas A&M University in 2014 with of Bachelors of Science in Biology. She attended the University of Texas School of Dentistry at Houston, where she received her Doctorate in Dental Surgery in 2018. During her time at Texas A&M and dental school, she managed to spend her free time participating in community service at nursing homes, Boys and Girls Club, animal shelters, and Texas Mission of Mercy.

Dr. Culver enjoys tennis, running, spending time with her family, friends and her goldendoodle. She enjoys practicing all aspects of general dentistry, and she particularly enjoys cosmetic procedures. Working with family and children as a general dentist has been a dream of hers, and we are excited to welcome her to our team!

Member of Academy of General Dentistry and Texas Dental Association


Meet the Staff

Dawn Lambert, RDA



Hi! My name is Dawn Lambert. I have been in Houston since 1988, and I have worked in the dental field since 1989. I am currently Dr. Culver's Practice Administrator, and I have been here since the opening of Culver Family Dentistry and Implants. I have enjoyed working in the dental field over the year to help give patients a healthy smile and to watch their confidence build. I love to talk and learn more about our patients, and I will always strive to give my best to the patients and the practice. 

Shelli Timm, RDH



I have been a hygienist for 15 years, and I enjoy educating the importance of oral health care. I feel very blessed to be working at Culver Family Dentistry and work along side a great group of ladies. I have lived in The Woodlands since 2009 and went to Pennsylvania for hygiene school. 

I have 2 wonderful daughters, and an amazing man who has had my heart for 10 years. I love to rescue dogs and enjoy spending time reading and drinking coffee. I look forward to meeting patients and providing the best for our patients!

Ashley Boyd, RDH



Hi, I’m Ashley Boyd. I am a Registered Dental Hygienist for Culver Family Dentistry since June 2018.  Originally, I’m a Louisiana girl but have lived in Texas since 2012. More recently I have moved to The Woodlands area with my husband, Michael. I have been in the dental field since 2015, starting as a Dental Assistant and now a Hygienist. In my spare time, I love to craft, spend time with friends and family and working out. At Culver Family Dentistry we are here to make your smile confident and healthy. I look forward to meeting you and making your smile bright! 

Marissa Viso, RDA



Hi! My name is Marissa. I have been in Houston since 2000 and have worked in the dental field just as long. I am currently Dr. Culver's dental assistant and have always enjoyed working in dental offices simply because I strive to place patients at ease and to feel welcomed! It always bring me joy to see patients thrilled to have a healthy, beautiful smile. I am thrilled to be giving my best to the practice, the staff, and the patients.